The Detroit Truetrac was the first helical gear differential ever introduced into the automotive aftermarket as an Eaton brand. It remains the leading helical gear-type limited slip differential in the industry. Detroit Truetrac's proven helical gear design eliminates the need for wearable parts, resulting in maintenance free traction recognized not only for its toughness, but its smooth and quiet operation as well.Proven design, low cost and effective performance all make the Detroit Truetrac limited slip differential the ideal choice for a wide variety of vehicle applications. No maintenance - Just Traction.
Installation Instructions


This Part Fits:

Year	Make	Model	Submodel
1973-1975	Buick	Apollo	Base
1975	Buick	Apollo	SR
1988-1996	Buick	Century	Custom
1988-1989	Buick	Century	Estate Wagon
1988-1993,1996	Buick	Century	Limited
1991-1996	Buick	Century	Special
1991-1996	Buick	Commercial Chassis	Base
1988-1989	Buick	Electra	Estate Wagon
1988-1990	Buick	Electra	Limited
1988-1990	Buick	Electra	Park Avenue
1989-1990	Buick	Electra	Park Avenue Ultra
1988-1990	Buick	Electra	T-Type
1988-1991	Buick	LeSabre	Base
1988-1996	Buick	LeSabre	Custom
1988-1990	Buick	LeSabre	Estate Wagon
1988-1996	Buick	LeSabre	Limited
1991-1996	Buick	Park Avenue	Base
1991-1996	Buick	Park Avenue	Ultra
2004-2007	Buick	Rainier	CXL
2004-2005	Buick	Rainier	CXL Plus
1988-1991	Buick	Reatta	Base
1973-1987	Buick	Regal	Base
1988-1996	Buick	Regal	Custom
1982-1983	Buick	Regal	Estate Wagon
1987	Buick	Regal	GNX
1989-1996	Buick	Regal	Gran Sport
1984-1987	Buick	Regal	Grand National
1978-1996	Buick	Regal	Limited
1982	Buick	Regal	Limited Turbo
1996	Buick	Regal	Olympic Gold Edition
1978-1982	Buick	Regal	Sport
1976-1977	Buick	Regal	SR
1983-1986	Buick	Regal	T-Type
1975-1978,1995-1996	Buick	Riviera	Base
1975	Buick	Riviera	GS
1988-1993	Buick	Riviera	Luxury
1978	Buick	Riviera	LXXV Anniversary Edition
1976	Buick	Riviera	Sport
1976	Buick	Riviera	SR
1988-1989	Buick	Riviera	T-Type
1992-1995	Buick	Roadmaster	Base
1996	Buick	Roadmaster	Collector's Edition
1991-1995	Buick	Roadmaster	Estate Wagon
1996	Buick	Roadmaster	Estate Wagon Collector's Edition
1992-1995	Buick	Roadmaster	Limited
1996	Buick	Roadmaster	Limited Collector's Edition
1988-1989	Buick	Skyhawk	Custom
1988-1989	Buick	Skyhawk	SE
1970,1972	Buick	Skylark	350
1970-1972,1975-1979,1990-1991	Buick	Skylark	Base
1970-1972,1978-1979,1988-1996	Buick	Skylark	Custom
1990-1996	Buick	Skylark	Gran Sport
1988-1989,1993-1996	Buick	Skylark	Limited
1990-1991	Buick	Skylark	Luxury Edition
1996	Buick	Skylark	Olympic Gold Edition
1976-1979	Buick	Skylark	S
1978	Buick	Skylark	Sport
1975-1977	Buick	Skylark	SR
2013	Chevrolet	Avalanche	Black Diamond LS
2013	Chevrolet	Avalanche	Black Diamond LT
2013	Chevrolet	Avalanche	Black Diamond LTZ
2007-2012	Chevrolet	Avalanche	LS
2007-2012	Chevrolet	Avalanche	LT
2007-2012	Chevrolet	Avalanche	LTZ
2002-2005	Chevrolet	Avalanche 1500	Base
2005-2006	Chevrolet	Avalanche 1500	LS
2005-2006	Chevrolet	Avalanche 1500	LT
2002-2003	Chevrolet	Avalanche 1500	North Face
2002-2003	Chevrolet	Avalanche 1500	On Road Edition
2003	Chevrolet	Avalanche 1500	WBH
2004-2006	Chevrolet	Avalanche 1500	Z66
2002-2006	Chevrolet	Avalanche 1500	Z71
1988-1996	Chevrolet	Beretta	Base
1989-1993	Chevrolet	Beretta	GT
1990-1993	Chevrolet	Beretta	GTZ
1990	Chevrolet	Beretta	Indianapolis 500 Pace Car
1994-1996	Chevrolet	Beretta	Z26
1995-1999	Chevrolet	Blazer	Base
1996-2000	Chevrolet	Blazer	LS
1995-2000	Chevrolet	Blazer	LT
1999-2000	Chevrolet	Blazer	Trailblazer
1990-1993	Chevrolet	C1500	454 SS
1994-1997	Chevrolet	C1500	Base
1988-1998	Chevrolet	C1500	Cheyenne
1988-1992	Chevrolet	C1500	Scottsdale
1988-1998	Chevrolet	C1500	Silverado
1990-1998	Chevrolet	C1500	WT
1992-1998	Chevrolet	C1500 Suburban	Base
1995-1998	Chevrolet	C1500 Suburban	LS
1995-1997	Chevrolet	C1500 Suburban	LT
1992-1994	Chevrolet	C1500 Suburban	Silverado
1988,1993-1996	Chevrolet	Camaro	Base
1993	Chevrolet	Camaro	Indianapolis 500 Pace Car
1988-1990	Chevrolet	Camaro	Iroc-Z
1989-1992,1996	Chevrolet	Camaro	RS
1992	Chevrolet	Camaro	RS Heritage Edition
1991-1996	Chevrolet	Camaro	Z28
1992	Chevrolet	Camaro	Z28 Heritage Edition
1988-1992	Chevrolet	Caprice	Base
1988-1996	Chevrolet	Caprice	Classic
1988-1990	Chevrolet	Caprice	Classic Brougham
1993-1994	Chevrolet	Caprice	Classic LS
1988-1990	Chevrolet	Caprice	Classic LS Brougham
1991-1993	Chevrolet	Caprice	Classic LTZ
1988-1990,1995-1996	Chevrolet	Cavalier	Base
1995-1996	Chevrolet	Cavalier	LS
1988-1994	Chevrolet	Cavalier	RS
1988-1994	Chevrolet	Cavalier	VL
1988-1996	Chevrolet	Cavalier	Z24
1988-1990	Chevrolet	Celebrity	Base
1989	Chevrolet	Celebrity	CL
1988-1990	Chevrolet	Celebrity	Eurosport
2004	Chevrolet	Colorado	Base
2004,2006-2008	Chevrolet	Colorado	LS
2006-2012	Chevrolet	Colorado	LT
2004-2005	Chevrolet	Colorado	Sport
2004-2005	Chevrolet	Colorado	Sport LS
2006-2012	Chevrolet	Colorado	WT
2004-2005	Chevrolet	Colorado	Z71
2004-2005	Chevrolet	Colorado	Z71 LS
2004-2005	Chevrolet	Colorado	Z85
2004-2005	Chevrolet	Colorado	Z85 LS
1988-1989,1994-1996	Chevrolet	Corsica	Base
1988,1990-1993	Chevrolet	Corsica	LT
1989-1990,1992	Chevrolet	Corsica	LTZ
1988	Chevrolet	Corvette	35th Anniversary Edition
1993	Chevrolet	Corvette	40th Anniversary Edition
1988-1996	Chevrolet	Corvette	Base
1996	Chevrolet	Corvette	Collector's Edition
1996	Chevrolet	Corvette	Grand Sport
1995	Chevrolet	Corvette	Indianapolis 500 Pace Car
1990-1995	Chevrolet	Corvette	ZR-1
1996-2013	Chevrolet	Express 1500	Base
1996-2013	Chevrolet	Express 1500	LS
2001-2002,2006-2013	Chevrolet	Express 1500	LT
1988-1995	Chevrolet	G10	Beauville
1988-1995	Chevrolet	G10	Chevy Van
1988-1995	Chevrolet	G10	Sportvan
1988-1995	Chevrolet	G20	Beauville
1988-1995	Chevrolet	G20	Chevy Van
1988-1995	Chevrolet	G20	Sportvan
1994-1996	Chevrolet	Impala	SS
1994-1997	Chevrolet	K1500	Base
1988-1998	Chevrolet	K1500	Cheyenne
1988-1992	Chevrolet	K1500	Scottsdale
1988-1998	Chevrolet	K1500	Silverado
1991	Chevrolet	K1500	Sport
1990-1998	Chevrolet	K1500	WT
1992-1998	Chevrolet	K1500 Suburban	Base
1995-1998	Chevrolet	K1500 Suburban	LS
1995-1997	Chevrolet	K1500 Suburban	LT
1992-1994	Chevrolet	K1500 Suburban	Silverado
1988-1991	Chevrolet	K2500	Cheyenne
1988-1991	Chevrolet	K2500	Scottsdale
1988-1991	Chevrolet	K2500	Silverado
1977-1980	Chevrolet	K5 Blazer	Cheyenne
1981-1986	Chevrolet	K5 Blazer	Custom
1977-1980	Chevrolet	K5 Blazer	Custom Deluxe
1981	Chevrolet	K5 Blazer	Deluxe
1984	Chevrolet	K5 Blazer	Scottsdale
1978,1980-1986	Chevrolet	K5 Blazer	Silverado
1990-1996	Chevrolet	Lumina	Base
1990-1994	Chevrolet	Lumina	Euro
1995-1996	Chevrolet	Lumina	LS
1991-1994	Chevrolet	Lumina	Z34
1988	Chevrolet	Monte Carlo	Base
1988,1995-1996	Chevrolet	Monte Carlo	LS
1988	Chevrolet	Monte Carlo	SS
1995-1996	Chevrolet	Monte Carlo	Z34
1988	Chevrolet	Nova	Base
1988	Chevrolet	Nova	CL
1988	Chevrolet	Nova	Twin Cam
1988	Chevrolet	R10 Suburban	Scottsdale
1988	Chevrolet	R10 Suburban	Silverado
1989-1991	Chevrolet	R1500 Suburban	Scottsdale
1989-1991	Chevrolet	R1500 Suburban	Silverado
1994	Chevrolet	S10 Blazer	Base
1994	Chevrolet	S10 Blazer	LT
1994	Chevrolet	S10 Blazer	Tahoe
1994	Chevrolet	S10 Blazer	Tahoe LT
1999-2005	Chevrolet	Silverado 1500	Base
2016-2019	Chevrolet	Silverado 1500	Custom
2019	Chevrolet	Silverado 1500	Custom Trail Boss
2014-2019	Chevrolet	Silverado 1500	High Country
2004-2006,2009-2013	Chevrolet	Silverado 1500	Hybrid
1999-2013,2015-2018	Chevrolet	Silverado 1500	LS
1999-2019	Chevrolet	Silverado 1500	LT
2019	Chevrolet	Silverado 1500	LT Trail Boss
2007-2019	Chevrolet	Silverado 1500	LTZ
2019	Chevrolet	Silverado 1500	RST
2003-2006	Chevrolet	Silverado 1500	SS
2015-2019	Chevrolet	Silverado 1500	SSV
2002-2019	Chevrolet	Silverado 1500	WT
2010-2013	Chevrolet	Silverado 1500	XFE
2004	Chevrolet	Silverado 1500	Z71
2007	Chevrolet	Silverado 1500 Classic	Hybrid
2007	Chevrolet	Silverado 1500 Classic	LS
2007	Chevrolet	Silverado 1500 Classic	LT
2007	Chevrolet	Silverado 1500 Classic	SS
2007	Chevrolet	Silverado 1500 Classic	WT